Tejido nervioso
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Transcript of Tejido nervioso
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TEJIDO NERVIOS
O
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Desde el punto de vista anatómico:
Sistema nervioso
Sist. Nervioso central
Médula espinal
Encéfalo
Sist. Nervioso periférico
Nervios cranealesNervios raquídeos Ganglios nervioso
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En términos funcionales: Sist.
Nervioso periférico
SN Autonomo
División simpática
División parasimpáti
ca
SN Somatico
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Células de sistema nervioso
Neuronas
Neuroglias
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Partes de una neurona
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Cuerpo neuronal ( Soma)
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Axón
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Neurona Piramidal
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Dendritas
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De acuerdo a su forma y disposición de sus prolongación:
oBipolaroUnipolaroMultipolaroDe Purkinje
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Bipolar
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Multipolar
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Unipolar
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De Purkinje
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Células neurogliales (NEUROGLIA)
SNC
*Astrocitos*Oligodendroci
tos
*Microgliales*Ependimarias
SNP
Células de Schwann
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Astrocitos (SNC)
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Astrocitos
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Oligodendrocitos (SNC)
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Células microgliales (SNC)
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Células ependimarias (SNC)
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Células de Schwann (SNP)
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Sinapsis (químicas y eléctricas)Tipos de sinapsis: Axodendrítica Axosomática Axoaxónica Dendrodendrítica
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Sistema nervioso central
•EncéfalooCerebrooTroncooCerebelo
•Médula espinal
•Está constituido por sustancia blanca y sustancia gris.
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Encéfalo
•Sustancia gris
•Sustancia blanca
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Médula espinal
•Sustancia blanca
•Sustancia gris
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Meninges
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Nervio periférico
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Ganglio nervioso
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Corteza cerebral
- Granulosa Ext.
- Molecular
- Piramidal Ext.
- Granulosa Int.
Piramidal Int.
- Multiforme
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Corteza cerebelosa
MOLECULAR
CEL. PURKINJE
GRANULOSA
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Patologias
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Meningitis
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Enfermedad por cuerpos de lewy
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Varicela zoster
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Neuropatía de Guillain-Barré
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Poliomelitis
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¡Gracias por su atención!